/**
 * Nextcloud - News
 *
 * This file is licensed under the Affero General Public License version 3 or
 * later. See the COPYING file.
 *
 * @author Bernhard Posselt <dev@bernhard-posselt.com>
 * @copyright Bernhard Posselt 2014
 */
app.controller('ExploreController',
function (sites, $rootScope, FeedResource, SettingsResource, $location) {
	'use strict';

	this.sites = sites;
	// join all sites
	this.feeds = Object.keys(sites).map(function (key) {
		return [key, sites[key]];
	}).reduce(function (xs, x) {
		var category = x[0];
		var feedList = x[1];
		feedList.forEach(function (feed) {
			feed.category = category;
		});
		return xs.concat(feedList);
	}, []);

	this.feedExists = function (location) {
		return FeedResource.getByLocation(location) !== undefined;
	};

	this.subscribeTo = function (location) {
		$rootScope.$broadcast('addFeed', location);
	};

	this.isCategoryShown = function (data) {
		return data.filter(function (element) {
				return FeedResource.getByLocation(element.feed) === undefined;
			}).length > 0;
	};

	this.getSupportedLanguageCodes = function () {
		return SettingsResource.getSupportedLanguageCodes();
	};

	this.getCurrentLanguageCode = function () {
		var language = $location.search().lang;
		if (!language) {
			language = SettingsResource.get('language');
		}
		return language;
	};

	this.showLanguage = function (languageCode) {
		$location.url('/explore/?lang=' + languageCode);
	};

	this.selectedLanguageCode = this.getCurrentLanguageCode();
});
